#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
enum FileType{
  IsReg,
  IsDir,
  IsChr,
  IsBlk,
  IsFifo,
  IsLnk,
  IsSock
};

/*
  exchange the variousk
 */
void swap(int *a,int *b)
{
  int temp = *a;
  *a = *b;  
  *b = temp;
}

//function_name(input struction, output struction, parameters...);

//int CreateFile(char *filepath, FileType f)
//{
//  return 0;
//}

